text: ###############################################################################
  #
  # The MIT License (MIT)
  #
  # Copyright (c) Crossbar.io Technologies GmbH
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in
  # all copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  # THE SOFTWARE.
  #
  ###############################################################################
  
  import asyncio
  import argparse
  
  import txaio
  txaio.use_asyncio()
  
  import autobahn
  
  from autobahn.websocket.util import parse_url
  
  from autobahn.asyncio.websocket import WebSocketClientProtocol, \
      WebSocketClientFactory
  
  from autobahn.websocket.compress import PerMessageDeflateOffer, \
      PerMessageDeflateResponse, PerMessageDeflateResponseAccept
  
  
  class TesteeClientProtocol(WebSocketClientProtocol):
  
      def onOpen(self):
          if self.factory.endCaseId is None:
              self.log.info("Getting case count ..")
          elif self.factory.currentCaseId <= self.factory.endCaseId:
              self.log.info("Running test case {case_id}/{last_case_id} as user agent {agent} on peer {peer}",
                            case_id=self.factory.currentCaseId,
                            last_case_id=self.factory.endCaseId,
                            agent=self.factory.agent,
                            peer=self.peer)
  
      def onMessage(self, msg, binary):
          if self.factory.endCaseId is None:
              self.factory.endCaseId = int(msg)
              self.log.info("Ok, will run {case_count} cases", case_count=self.factory.endCaseId)
          else:
              self.sendMessage(msg, binary)
  
      def onClose(self, wasClean, code, reason):
          txaio.resolve(self.factory._done, None)
  
  
  class TesteeClientFactory(WebSocketClientFactory):
  
      protocol = TesteeClientProtocol
  
      def __init__(self, url, agent):
          self.agent = agent
          WebSocketClientFactory.__init__(self, url, useragent=agent)
  
          self.setProtocolOptions(failByDrop=False)  # spec conformance
  
          # enable permessage-deflate WebSocket protocol extension
          offers = [PerMessageDeflateOffer()]
          self.setProtocolOptions(perMessageCompressionOffers=offers)
  
          def accept(response):
              if isinstance(response, PerMessageDeflateResponse):
                  return PerMessageDeflateResponseAccept(response)
  
          self.setProtocolOptions(perMessageCompressionAccept=accept)
  
  
  if __name__ == '__main__':
  
      parser = argparse.ArgumentParser(description='Autobahn Testee Client (asyncio)')
      parser.add_argument('--url', dest='url', type=str, default='ws://127.0.0.1:9001', help='The WebSocket fuzzing server URL.')
      parser.add_argument('--loglevel', dest='loglevel', type=str, default='info', help='Log level, eg "info" or "debug".')
  
      options = parser.parse_args()
  
      txaio.start_logging(level=options.loglevel)
  
      factory = TesteeClientFactory(options.url, autobahn.asyncio.__ident__)
  
      _, host, port, _, _, _ = parse_url(options.url)
  
      loop = asyncio.get_event_loop()
  
      factory.resource = '/getCaseCount'
      factory.endCaseId = None
      factory.currentCaseId = 0
      factory.updateReports = True
  
      while True:
  
          factory._done = txaio.create_future()
          coro = loop.create_connection(factory, host, port)
          loop.run_until_complete(coro)
          loop.run_until_complete(factory._done)
  
          factory.currentCaseId += 1
          if factory.currentCaseId <= factory.endCaseId:
              factory.resource = "/runCase?case={}&agent={}".format(factory.currentCaseId, factory.agent)
          elif factory.updateReports:
              factory.resource = "/updateReports?agent={}".format(factory.agent)
              factory.updateReports = False
          else:
              break
  
      loop.close()
  